Whadda ReSpeaker Dual Microphone HAT for Raspberry Pi

The Whadda ReSpeaker Dual Microphone HAT for Raspberry Pi is a powerful and versatile expansion board, specially engineered for voice and AI applications. Equipped with two high-quality microphones, it provides the perfect hardware foundation for creating voice-controlled projects and smart assistants.

This HAT is designed for seamless integration with popular voice services such as Amazon Alexa and Google Assistant, enabling developers and hobbyists to build intelligent, interactive devices with ease. It is fully compatible with a wide range of Raspberry Pi models, including the Zero/W, B+, 2B, 3A+, 3B/B+, and the Raspberry Pi 4, ensuring broad project applicability.

Key Features

• Dual Microphone Array: Ideal for voice capture and beamforming applications, improving speech recognition accuracy.
• High-Quality Audio: Based on the WM8960 low-power stereo codec, it delivers clear audio with a maximum sample rate of 48kHz for excellent recording quality.
• Integrated Audio Outputs: Features both a 3.5mm audio socket (40mW output) and a JST 2.0 speaker output connector capable of 1W output into an 8Ω load, driven by an efficient Class D amplifier.
• Expanded Connectivity: Provides additional GPIO and I2C interfaces for connecting sensors, displays, and other peripherals without occupying the Pi's primary pins.
• User Interface Elements: Includes a programmable user button and three APA102 RGB LEDs for custom feedback and interactive control, enhancing project capabilities.

With its compact form factor and robust feature set, the Whadda ReSpeaker HAT is an essential component for anyone developing voice-activated systems, smart home hubs, or interactive AI projects on the Raspberry Pi platform.